Vulnerability record · CVE-2026-2952 · published 22 February 2026

CVE-2026-2952: Vaelsys command injection vulnerability

Vaelsys · Vaelsys

A flaw has been found in Vaelsys 4.1.0. This vulnerability affects unknown code of the file /tree/tree_server.php of the component HTTP POST Request Handler. This manipulation of the argument xajaxargs causes os command injection. The attack is possible to be carried out remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

5.5 CVSS 4.0 Medium EPSS 7.3% · top 5.9% CWE-77 · Command injectionCWE-78 · OS command injection

5.5CVSS 4.0 base score, v2 7.5

7.3%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

4References, 1 tagged exploit

17 Jun 2026Last modified by NVD

Description

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Vaelsys Vaelsys

References

Link	Tags
https://github.com/CVE-Hunter-Leo/CVE/issues/10	ExploitIssue TrackingThird Party Advisory
https://vuldb.com/?ctiid.347318	Permissions RequiredVDB Entry
https://vuldb.com/?id.347318	Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.755166	Third Party AdvisoryVDB Entry

Track CVE-2026-2952 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

5.5CVE-2025-8261Vaelsys improper authorization vulnerabilityA weakness has been identified in Vaelsys VaelsysV4 4.1.0. This vulnerability affects unknown code of the file /grid/vgrid_server.php of the componen…EPSS 0.65%28 Jul 2025 5.5CVE-2025-8259Vaelsys command injection vulnerabilityA vulnerability was identified in Vaelsys VaelsysV4 up to 5.1.0/5.4.0. Affected by this issue is the function execute_DataObjectProc of the file /gri…EPSS 3.2%28 Jul 2025 1.3CVE-2025-8260Vaelsys broken cryptographic algorithm vulnerabilityA security flaw has been discovered in Vaelsys VaelsysV4 up to 5.1.0/5.4.0. This affects an unknown part of the file /grid/vgrid_server.php of the co…EPSS 0.24%28 Jul 2025 9.8CVE-2026-8037Progress LoadMaster API OS Command Injection RCEProgress LoadMaster (and related ADC products) contain an OS command injection flaw in multiple API command endpoints where unsanitized input is pass…KEVEPSS 77%analysed4 Jun 2026 8.7CVE-2026-42271LiteLLM MCP test endpoints allow authenticated OS command injectionLiteLLM versions 1.74.2 through before 1.83.7 expose two MCP preview endpoints (POST /mcp-rest/test/connection and POST /mcp-rest/test/tools/list) th…KEVEPSS 13%analysed8 May 2026 7.2CVE-2025-29635D-Link DIR-823X command injection in set_prohibiting handlerD-Link DIR-823X firmware (240126 and 240802) contains a command injection flaw in the /goform/set_prohibiting POST handler. An attacker who already h…KEVEPSS 88%analysed25 Mar 2025 8.1CVE-2026-22719VMware Aria Operations command injection during support-assisted migrationVMware Aria Operations contains a command injection flaw (CWE-77) that an unauthenticated attacker can use to run arbitrary commands, potentially ach…KEVEPSS 18%analysed25 Feb 2026 8.7CVE-2025-4008Meteobridge web interface command injection without authenticationThe Meteobridge web interface, built from CGI shell scripts and C, exposes an endpoint vulnerable to command injection. Because the endpoint also lac…KEVEPSS 94%analysed21 May 2025

Source: NIST National Vulnerability Database (record CVE-2026-2952), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.